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LS1 / Vortec Wiring Harnesses

LS1 swaps made easy.

Standalone or plug & play applications available.

Supported Engines: 3rd Generation GM 5.3L / 5.7L with Cable Throttle & 24x Reluctor


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Featured LS1 Harnesses

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Made in USA

Made in our facility in Brookfield, CT by experienced technicians and automotive enthusiasts.

OEM Fitment

Designed to fit like OEM, using factory routing & strategic tucking, with OEM wire colors for easy install.

OEM+ Quality

Made with premium materials like fireproof fiberglass sleeving, high temp TXL wire & lightweight nylon loom.